<template>
    <div class="icons">
        <swiper :options="swiperOption">
            <swiper-slide v-for="(page, index) of pages" :key="index">
                <div class="icon" v-for="item of page" :key="item.id">
                    <div class="icon-img">
                        <img class="icon-img-content" :src="item.imgUrl" alt="item.desc">
                    </div>
                    <p class="icon-desc">{{item.desc}}</p>
                </div>
            </swiper-slide>
        </swiper>
    </div>
</template>

<script>
export default {
  name: 'HomeIcons',
  props: {
    list: Array
  },
  data () {
    return {
      swiperOption: {
        autoplay: false
      }
    }
  },
  computed: {
    pages () {
      const pages = []
      this.list.forEach((item, index) => {
        const page = Math.floor(index / 8)
        if (!pages[page]) {
          pages[page] = []
        }
        pages[page].push(item)
      })
      return pages
    }
  }
}
</script>

<style lang="stylus" scoped>
    @import '~styles/varibles.styl'
    @import '~styles/mixins.styl'

    .icons >>> .swiper-container
        // overflow: hidden
        height: 0
        padding-bottom:50%
    .icons
      margin-top: .1rem
      .icon
          position:relative
          overflow: hidden
          float: left
          width: 25%
          height: 0
          padding-bottom:25%
          .icon-img
              position: absolute
              top: 0
              left: 0
              right: 0
              bottom: .44rem
              box-sizing: border-box
              padding: .1rem
              .icon-img-content
                  display: block
                  margin: 0 auto
                  height: 100%
          .icon-desc
              position: absolute
              left:0
              right:0
              bottom:0
              height: .44rem
              line-height: .44rem
              text-align:center
              color: $darkTextColor
              ellipsis()
</style>
